This dissertation assesses affirmation action practices in Tanzania. The purpose of this study was to assess affirmative action practices at workplace in order to see its influence of increase women participation in employment opportunities found at workplaces. The factor influenced a researcher to choose the title was women employment situation at workplace, their participation still poor regardless of affirmative action practices taken. The main objective of this study was to examine the practices of affirmative action while the specific objectives were: To examine legal and policy frameworks of affirmative action, to describe the practices of affirmative action at workplace, to identify and explain the challenges of affirmative action practices at the workplaces. The study was conducted in Dar es Salaam specifically in the Ministry of Community Development, Gender and Children (MCDGC) Headquarters. The Ministry of Community Development, Gender and Children have been selected because is deals direct with women issues. The sample used in this study comprised fifty eight (58) respondents. The sample was obtained by using purposive and snowball sampling procedures. Data were collected using questionnaires interview and a review of documents. Data analysis was done by using both qualitative and quantitative methods. Major findings of the study were: women participation at workplaces increases because of special initiative and priority given to them in training and recruitment. Also, the government and the Ministry of Community Development, Gender and Children (MCDGC) prohibit discriminatory practices at workplaces based on sex through legal and policy frameworks of affirmative action. Furthermore, despite of existence of legal and policy frameworks for increasing degree of women participation in employment opportunities at public workplaces, there are some challenges that hinder women’s participation in those opportunities. Some of these challenges are culture, employer’s negative attitudes toward women’s, lack of funds, limited employment opportunities, women themselves, lack of requisite qualifications and family responsibilities. The study recommended measures for enhancing affirmative action at work place, they include: providing effective training to enhance women capacity, build their confidence and rejuvenate their sense of self-value. The government should continue to assist women in education especially in mathematics and science subjects from primary to university level